Give minifiers an option to set the output path for files

Also makes linked js urls better in devel mode

packages/standard-minifiers/plugin/minify-css.js

@@ -15,7 +15,8 @@ CssToolsMinifier.prototype.processFilesForTarget = function (files, mode) {
   if (mode === 'development') {
     files[0].addStylesheet({
       data: merged.code,
-      sourceMap: merged.sourceMap
+      sourceMap: merged.sourceMap,
+      path: 'merged-stylesheets.css'
     });
     return;
   }

packages/standard-minifiers/plugin/minify-js.js

@@ -13,7 +13,8 @@ UglifyJSMinifier.prototype.processFilesForTarget = function (files, mode) {
     files.forEach(function (file) {
       file.addJavaScript({
         data: file.getContentsAsBuffer(),
-        sourceMap: file.getSourceMap()
+        sourceMap: file.getSourceMap(),
+        path: file.getPathInPackage()
       });
     });
     return;

tools/bundler.js

@@ -846,7 +846,13 @@ _.extend(Target.prototype, {
         if (file.sourceMap) {
           newFile.setSourceMap(file.sourceMap, '/');
         }
-        newFile.setUrlToHash('.js');
+
+        if (file.path) {
+          newFile.setUrlFromRelPath(file.path);
+          newFile.targetPath = file.path;
+        } else {
+          newFile.setUrlToHash('.js');
+        }
 
         return newFile;
       });
@@ -998,7 +1004,13 @@ _.extend(ClientTarget.prototype, {
         if (file.sourceMap) {
           newFile.setSourceMap(file.sourceMap, '/');
         }
-        newFile.setUrlToHash('.css', '?meteor_css_resource=true');
+
+        if (file.path) {
+          newFile.setUrlFromRelPath(file.path);
+          newFile.targetPath = file.path;
+        } else {
+          newFile.setUrlToHash('.css', '?meteor_css_resource=true');
+        }
 
         return newFile;
       });

tools/minifier-plugin.js

@@ -51,12 +51,14 @@ util.inherits(JsFile, InputFile);
 _.extend(JsFile.prototype, {
   // - data
   // - sourceMap
+  // - path
   // - hash?
   addJavaScript: function (options) {
     var self = this;
     self._minifiedFiles.push({
       data: options.data,
-      sourceMap: options.sourceMap
+      sourceMap: options.sourceMap,
+      path: options.path
     });
   }
 });
@@ -70,12 +72,14 @@ util.inherits(CssFile, InputFile);
 _.extend(CssFile.prototype, {
   // - data
   // - sourceMap
+  // - path
   // - hash?
   addStylesheet: function (options) {
     var self = this;
     self._minifiedFiles.push({
       data: options.data,
-      sourceMap: options.sourceMap
+      sourceMap: options.sourceMap,
+      path: options.path
     });
   }
 });